Convert mSv to μSv

Convert millisieverts to microsieverts by entering a value below.

1 mSv (millisieverts) = 1000 μSv (microsieverts)

How to Convert Millisieverts to Microsieverts

The millisievert and microsievert are both units of radiation dose. By definition, 1 millisievert equals exactly 1000 microsieverts. This means to convert millisieverts to microsieverts, you multiply by 1000.

Formula

microsieverts = millisieverts × 1000

Step-by-Step Example

Convert 5 mSv to microsieverts:

1
Convert 5 mSv to microsieverts

We need to convert millisieverts to microsieverts

2
Apply the formula

Since 1 mSv = 1000 μSv, multiply by 1000

5 × 1000 = 5000

Answer

5 mSv = 5000 μSv

Millisievert to Microsievert Conversion Table

Quick reference table for common millisievert to microsievert conversions. Click any value for detailed calculation.

Millisieverts (mSv) Microsieverts (μSv)
0.1 mSv 100 μSv
0.5 mSv 500 μSv
1 mSv 1000 μSv
2 mSv 2000 μSv
5 mSv 5000 μSv
10 mSv 10000 μSv
25 mSv 25000 μSv
50 mSv 50000 μSv
100 mSv 100000 μSv

About These Units

Millisievert (mSv)

A millisievert (mSv) equals 0.001 sieverts or 100 mrem. Natural background: 2-3 mSv/year. CT scan: 2-15 mSv. Annual occupational limit: 20-50 mSv (varies by country). Single dose above 100 mSv increases cancer risk slightly.

Microsievert (μSv)

A microsievert (μSv) equals 0.001 mSv or 0.1 mrem. Common exposures: dental X-ray ~5 μSv, chest X-ray 20 μSv, transatlantic flight 40-80 μSv, banana (K-40) 0.1 μSv. Most radiation meters display μSv/h for environmental monitoring.

Frequently Asked Questions

How do I convert millisieverts to microsieverts?

To convert millisieverts to microsieverts, multiply the value by 1000. For example, 10 mSv = 10000 μSv.

How many microsieverts are in 1 millisievert?

1 millisievert equals 1000 microsieverts.

What is the formula for millisieverts to microsieverts?

The formula is: μSv = mSv × 1000.